Buick 2010 Lacrosse Automobile User Manual


 
7-6 Climate Controls
[ (Floor): Air is directed to the
floor outlets.
- (Defog): Clears the windows of
fog or moisture. Air is directed to the
windshield and floor outlets.
0 (Defrost): Clears the
windshield of fog or frost more
quickly. Air is directed to the
windshield.
For best results, clear all snow and
ice from windshield before
defrosting.
# (Air Conditioning): Press to
turn the air conditioning system on
or off. If the fan is turned off or the
outside temperature falls below
freezing, the air conditioner will
not run.
Pressing this button cancels
automatic air conditioning and turns
off the air conditioner. Press AUTO
to return to automatic operation
and the air conditioner runs
automatically as needed. When
the indicator light is on, the air
conditioner runs automatically to
cool the air inside the vehicle or to
dry the air needed to defog the
windshield faster.
> // (Recirculation/Auto
Recirculation): Press to change to
automatic control of air recirculation
inside the vehicle. When the auto
recirculation indicator light is on, the
air is automatically recirculated as
needed to help quickly cool the air
inside the vehicle.
In auto recirculation control, the Air
Quality Control system may operate
when pollution is detected. To adjust
the sensitivity of the Air Quality
Control, see Climate and Air Quality
under Vehicle Personalization
on
page 439
.
When the
> indicator light is on, air
is recirculated inside the vehicle.
If both indicator lights are off,
outside air will flow into the vehicle.
Press AUTO or
/ to return to
automatic operation.
Auto Defog: The climate control
system may have a sensor to
automatically detect high humidity
inside the vehicle. When high
humidity is detected, the climate
control system may adjust to
outside air supply and turn on the
air conditioner. The fan speed may
slightly increase to help prevent
fogging. If the climate control
system does not detect possible
window fogging, it returns to normal
operation. To turn Auto Defog off or
on, see Climate and Air Quality
under Vehicle Personalization
on
page 439
.